???????? ??????? ?? ???: ODM ??? ???? ???
?? ??? ??? ????(Zhejiang Haishen New Materials Co., Ltd.)? ??????? ???????(HPMC)? ?? ??? ??? ??? ?????. ??? ?? ??, ?? ? ?? ???? ??? HPMC? ??, ??, ? ? ??? ???? ???? ????? ?????. ? ???? ????? ???? ??? ??? ???? ??? ?? ???? ???? ???? ??? ???? ?????. HPMC? ??? ??? ???? ???? ?? ??? ??? ???? ???? ???? ???? ???? ????? ??????? ???? ?????.
